506711 has 4 divisors (see below), whose sum is σ = 533400. Its totient is φ = 480024.

The previous prime is 506699. The next prime is 506729. The reversal of 506711 is 117605.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 506711 - 2⁶ = 506647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13316 + ... + 13353.

It is an arithmetic number, because the mean of its divisors is an integer number (133350).

2⁵⁰⁶⁷¹¹ is an apocalyptic number.

506711 is a deficient number, since it is larger than the sum of its proper divisors (26689).

506711 is a wasteful number, since it uses less digits than its factorization.

506711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26688.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 506711 is about 711.8363575991. The cubic root of 506711 is about 79.7235772307.

The spelling of 506711 in words is "five hundred six thousand, seven hundred eleven".